internal static new JsonDate Parse(string text)
{
if (text == null)
{
throw new ArgumentNullException(nameof(text));
}
// TODO support: unixtimeseconds.partialseconds
if (text.Length > 4 && _IsNumber(text)) // UnixTime
{
var date = DateTimeOffset.FromUnixTimeSeconds(long.Parse(text));
return(new JsonDate(date));
}
else if (text.Length <= 4 || text[4] == '-') // ISO: 2012-
{
return(new JsonDate(IsoDate.Parse(text).ToDateTimeOffset()));
}
else
{
// NOT ISO ENCODED
// "Thu, 5 Apr 2012 16:59:01 +0200",
return(new JsonDate(DateTimeOffset.Parse(text)));
}
}
internal static IsoDate Parse(string text)
{
var tzIndex = -1;
var timeIndex = text.IndexOf('T');
var builder = new IsoDate {
Day = 1, Month = 1
};
// TODO: strip the time zone offset off the end
string dateTime = text;
string timeZone = null;
if (dateTime.IndexOf('Z') > -1)
{
tzIndex = dateTime.LastIndexOf('Z');
builder.Kind = DateTimeKind.Utc;
}
else if (dateTime.LastIndexOf('+') > 10)
{
tzIndex = dateTime.LastIndexOf('+');
}
else if (dateTime.LastIndexOf('-') > 10)
{
tzIndex = dateTime.LastIndexOf('-');
}
if (tzIndex > -1)
{
timeZone = dateTime.Substring(tzIndex);
dateTime = dateTime.Substring(0, tzIndex);
}
string date = (timeIndex == -1) ? dateTime : dateTime.Substring(0, timeIndex);
var dateParts = date.Split(Seperator.Dash); // '-'
for (int i = 0; i < dateParts.Length; i++)
{
var part = dateParts[i];
switch (i)
{
case 0: builder.Year = int.Parse(part); break;
case 1: builder.Month = int.Parse(part); break;
case 2: builder.Day = int.Parse(part); break;
}
}
if (timeIndex > -1)
{
string[] timeParts = dateTime.Substring(timeIndex + 1).Split(timeSeperators);
for (int i = 0; i < timeParts.Length; i++)
{
var part = timeParts[i];
switch (i)
{
case 0: builder.Hour = int.Parse(part); break;
case 1: builder.Minute = int.Parse(part); break;
case 2: builder.Second = int.Parse(part); break;
case 3: builder.Millisecond = double.Parse("0." + part) * 1000; break;
}
}
}
if (timeZone != null && timeZone != "Z")
{
var hours = int.Parse(timeZone.Substring(1, 2));
var minutes = int.Parse(timeZone.Substring(4, 2));
if (timeZone[0] == '-')
{
hours = -hours;
minutes = -minutes;
}
builder.Offset = new TimeSpan(hours, minutes, 0);
}
return(builder);
}
internal string ToIsoString()
{
return(IsoDate.FromDateTimeOffset(value).ToString());
}
